42427025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 54800064

約数和(自身を除く): 12373039

約数列:

[1, 5, 25, 43, 61, 215, 305, 647, 1075, 1525, 2623, 3235, 13115, 16175, 27821, 39467, 65575, 139105, 197335, 695525, 986675, 1697081, 8485405, 42427025]

約数ペア:

[(1, 42427025), (5, 8485405), (25, 1697081), (43, 986675), (61, 695525), (215, 197335), (305, 139105), (647, 65575), (1075, 39467), (1525, 27821), (2623, 16175), (3235, 13115)]